Grain and livestock futures are mostly lower early Thursday.  Vince Boddicker, Farmers Trading Company says the lower trade for a 4th day as technical selling accelerates and a higher dollar continues to add pressure.  Soybeans took out key support at $10 and soybean meal also made new contract lows.  Cattle are lower but still holding last week's lows awaiting cash direction. Lean hogs are seeing profit taking and hedge pressure after this week's contract highs.